new york mayor, michael bloomberg said calling for meaningful action is not enough. we need immediate action. we have heard all the rhetoric before. what we have not seen is leadership. not from the white house, and not from congress. gun violence has not been a priority for the obama administration as he ran for president in 2008, obama supported reinstating a ban on assault weapons. >> don't tell me we can't uphold the second amendment while keeping ak-47s out of the hands of criminals. >> reporter: once again being he did not make good on his campaign pledge. the brady committee to end gun violence gave the president f's across the board on the report card. congress, even in the democratic-controlled senate, there's been little appetite to touch the controversial issue. multiple gun control bills have been introduced. not a single one has made it to the floor for a vote. those involved in the debate over guns say the president has a number of options. reinstating some form of the assault weapons ban that expired in 1994. banning high-count magazines, or improving